#!/bin/sh
########################################################################
# 
# Begin /lib/services/init-funtions
#
# Description : Run Level Control Functions
#
# Authors     : Gerard Beekmans - gerard@linuxfromscratch.org
#             : DJ Lucas - dj@linuxfromscratch.org
# Update      : Bruce Dubbs - bdubbs@linuxfromscratch.org
#             : Thierry Nuttens - tnut@nutyx.org
#
# Version     : LFS 7.0
#             : NuTyX saravane
#
# Notes       : With code based on Matthias Benkmann's simpleinit-msb
#               http://winterdrache.de/linux/newboot/index.html
#
#               The file should be located in /lib/lsb, means
#   a symbolic link to service folder is done
#
########################################################################

## Environmental setup
# Setup default values for environment
umask 022
export PATH="/usr/bin:/bin:/usr/sbin:/sbin"

## Screen Dimensions
# Find current screen size
if [ -z "${COLUMNS}" ]; then
   COLUMNS=$(stty size)
   COLUMNS=${COLUMNS##* }
fi

# When using remote connections, such as a serial port, stty size returns 0
if [ "${COLUMNS}" = "0" ]; then
   COLUMNS=80
fi

## Measurements for positioning result messages
COL=$((${COLUMNS} - 8))
WCOL=$((${COL} - 2))

## Set Cursor Position Commands, used via echo
SET_COL="\\033[${COL}G"      # at the $COL char
SET_WCOL="\\033[${WCOL}G"    # at the $WCOL char
CURS_UP="\\033[1A\\033[0G"   # Up one line, at the 0'th char
CURS_ZERO="\\033[0G"

## Set color commands, used via echo
# Please consult `man console_codes for more information
# under the "ECMA-48 Set Graphics Rendition" section
#
# Warning: when switching from a 8bit to a 9bit font,
# the linux console will reinterpret the bold (1;) to
# the top 256 glyphs of the 9bit font.  This does
# not affect framebuffer consoles

NORMAL="\\033[0;39m"         # Standard console grey
SUCCESS="\\033[1;32m"        # Success is green
WARNING="\\033[1;33m"        # Warnings are yellow
FAILURE="\\033[1;31m"        # Failures are red
INFO="\\033[1;36m"           # Information is light cyan
BRACKET="\\033[1;34m"        # Brackets are blue

# Use a colored prefix
BMPREFIX="     "
SUCCESS_PREFIX="${SUCCESS}  *  ${NORMAL}"
FAILURE_PREFIX="${FAILURE}*****${NORMAL}"
WARNING_PREFIX="${WARNING} *** ${NORMAL}"

SUCCESS_SUFFIX="${BRACKET}[${SUCCESS}  OK  ${BRACKET}]${NORMAL}"
FAILURE_SUFFIX="${BRACKET}[${FAILURE} FAIL ${BRACKET}]${NORMAL}"
WARNING_SUFFIX="${BRACKET}[${WARNING} WARN ${BRACKET}]${NORMAL}"

BOOTLOG=/run/bootlog
KILLDELAY=0


# Set any user specified environment variables e.g. HEADLESS
[ -r /etc/sysconfig/rc.site ]  && . /etc/sysconfig/rc.site

################################################################################
# start_daemon()                                                               #
# Usage: start_daemon [-f] [-n nicelevel] [-p pidfile] pathname [args...]      #
#                                                                              #
# Purpose: This runs the specified program as a daemon                         #
#                                                                              #
# Inputs: -f: (force) run the program even if it is already running.           #
#         -n nicelevel: specify a nice level. See 'man nice(1)'.               #
#         -p pidfile: use the specified file to determine PIDs.                #
#         pathname: the complete path to the specified program                 #
#         args: additional arguments passed to the program (pathname)          #
#                                                                              #
# Return values (as defined by LSB exit codes):                                #
#       0 - program is running or service is OK                                #
#       1 - generic or unspecified error                                       #
#       2 - invalid or excessive argument(s)                                   #
#       5 - program is not installed                                           #
################################################################################
start_daemon()
{
    local force=""
    local nice="0"
    local pidfile=""
    local pidlist=""
    local retval=""

    # Process arguments
    while true
    do
        case "${1}" in

            -f)
                force="1"
                shift 1
                ;;

            -n)
                nice="${2}"
                shift 2
                ;;

            -p)
                pidfile="${2}"
                shift 2
                ;;

            -*)
                return 2
                ;;

            *)
                program="${1}"
                break
                ;;
        esac
    done

    # Check for a valid program
    if [ ! -e "${program}" ]; then return 5; fi

    # Execute
    if [ -z "${force}" ]; then
        if [ -z "${pidfile}" ]; then
            # Determine the pid by discovery
            pidlist=`pidofproc "${1}"`
            retval="${?}"
        else
            # The PID file contains the needed PIDs
            # Note that by LSB requirement, the path must be given to pidofproc,
            # however, it is not used by the current implementation or standard.
            pidlist=`pidofproc -p "${pidfile}" "${1}"`
            retval="${?}"
        fi

        # Return a value ONLY 
        # It is the init script's (or distribution's functions) responsibilty
        # to log messages!
        case "${retval}" in

            0)
                # Program is already running correctly, this is a 
                # successful start.
                return 0
                ;;

            1)
                # Program is not running, but an invalid pid file exists
                # remove the pid file and continue
                rm -f "${pidfile}"
                ;;

            3)
                # Program is not running and no pidfile exists
                # do nothing here, let start_deamon continue.
                ;;

            *)
                # Others as returned by status values shall not be interpreted
                # and returned as an unspecified error.
                return 1
                ;;
        esac
    fi

    # Do the start!
    nice -n "${nice}" "${@}"
}

################################################################################
# killproc()                                                                   #
# Usage: killproc [-p pidfile] pathname [signal]                               #
#                                                                              #
# Purpose: Send control signals to running processes                           #
#                                                                              #
# Inputs: -p pidfile, uses the specified pidfile                               #
#         pathname, pathname to the specified program                          #
#         signal, send this signal to pathname                                 #
#                                                                              #
# Return values (as defined by LSB exit codes):                                #
#       0 - program (pathname) has stopped/is already stopped or a             #
#           running program has been sent specified signal and stopped         #
#           successfully                                                       #
#       1 - generic or unspecified error                                       #
#       2 - invalid or excessive argument(s)                                   #
#       5 - program is not installed                                           #
#       7 - program is not running and a signal was supplied                   #
################################################################################
killproc()
{
    local pidfile
    local program
    local prefix
    local progname
    local signal="-TERM"
    local fallback="-KILL"
    local nosig
    local pidlist
    local retval
    local pid
    local delay="30"
    local piddead
    local dtime

    # Process arguments
    while true; do
        case "${1}" in
            -p)
                pidfile="${2}"
                shift 2
                ;;
 
             *)
                 program="${1}"
                 if [ -n "${2}" ]; then
                     signal="${2}"
                     fallback=""
                 else
                     nosig=1
                 fi

                 # Error on additional arguments
                 if [ -n "${3}" ]; then
                     return 2
                 else 
                     break
                 fi                 
                 ;;
        esac
    done

    # Check for a valid program
    if [ ! -e "${program}" ]; then return 5; fi

    # Check for a valid signal
    check_signal "${signal}"
    if [ "${?}" -ne "0" ]; then return 2; fi

    # Get a list of pids
    if [ -z "${pidfile}" ]; then
        # determine the pid by discovery
        pidlist=`pidofproc "${1}"`
        retval="${?}"
    else
        # The PID file contains the needed PIDs
        # Note that by LSB requirement, the path must be given to pidofproc,
        # however, it is not used by the current implementation or standard.
        pidlist=`pidofproc -p "${pidfile}" "${1}"`
        retval="${?}"
    fi

    # Return a value ONLY
    # It is the init script's (or distribution's functions) responsibilty
    # to log messages!
    case "${retval}" in

        0)
            # Program is running correctly
            # Do nothing here, let killproc continue.
            ;;

        1)
            # Program is not running, but an invalid pid file exists
            # Remove the pid file.
            rm -f "${pidfile}"

            # This is only a success if no signal was passed.
            if [ -n "${nosig}" ]; then
                return 0
            else
                return 7
            fi
            ;;

        3)
            # Program is not running and no pidfile exists
            # This is only a success if no signal was passed.
            if [ -n "${nosig}" ]; then
                return 0
            else
                return 7
            fi
            ;;

        *)
            # Others as returned by status values shall not be interpreted
            # and returned as an unspecified error.
            return 1
            ;;
    esac

    # Perform different actions for exit signals and control signals
    check_sig_type "${signal}"

    if [ "${?}" -eq "0" ]; then # Signal is used to terminate the program

        # Account for empty pidlist (pid file still exists and no 
        # signal was given)
        if [ "${pidlist}" != "" ]; then

            # Kill the list of pids
            for pid in ${pidlist}; do

                kill -0 "${pid}" 2> /dev/null

                if [ "${?}" -ne "0" ]; then
                    # Process is dead, continue to next and assume all is well
                    continue
                else
                    kill "${signal}" "${pid}" 2> /dev/null

                    # Wait up to ${delay}/10 seconds to for "${pid}" to 
                    # terminate in 10ths of a second

                    while [ "${delay}" -ne "0" ]; do
                        kill -0 "${pid}" 2> /dev/null || piddead="1"
                        if [ "${piddead}" = "1" ]; then break; fi
                        sleep 0.1
                        delay="$(( ${delay} - 1 ))"
                    done

                    # If a fallback is set, and program is still running, then
                    # use the fallback
                    if [ -n "${fallback}" -a "${piddead}" != "1" ]; then
                        kill "${fallback}" "${pid}" 2> /dev/null
                        sleep 1
                        # Check again, and fail if still running
                        kill -0 "${pid}" 2> /dev/null && return 1
                    fi
                fi
            done
        fi

        # Check for and remove stale PID files.
        if [ -z "${pidfile}" ]; then
            # Find the basename of $program
            prefix=`echo "${program}" | sed 's/[^/]*$//'`
            progname=`echo "${program}" | sed "s@${prefix}@@"`

            if [ -e "/var/run/${progname}.pid" ]; then
                rm -f "/var/run/${progname}.pid" 2> /dev/null
            fi
        else
            if [ -e "${pidfile}" ]; then rm -f "${pidfile}" 2> /dev/null; fi
        fi

    # For signals that do not expect a program to exit, simply
    # let kill do its job, and evaluate kill's return for value

    else # check_sig_type - signal is not used to terminate program
        for pid in ${pidlist}; do
            kill "${signal}" "${pid}"
            if [ "${?}" -ne "0" ]; then return 1; fi
        done
    fi
}

################################################################################
# pidofproc()                                                                  #
# Usage: pidofproc [-p pidfile] pathname                                       #
#                                                                              #
# Purpose: This function returns one or more pid(s) for a particular daemon    #
#                                                                              #
# Inputs: -p pidfile, use the specified pidfile instead of pidof               #
#         pathname, path to the specified program                              #
#                                                                              #
# Return values (as defined by LSB status codes):                              #
#       0 - Success (PIDs to stdout)                                           #
#       1 - Program is dead, PID file still exists (remaining PIDs output)     #
#       3 - Program is not running (no output)                                 #
################################################################################
pidofproc()
{
    local pidfile
    local program
    local prefix
    local progname
    local pidlist
    local lpids
    local exitstatus="0"

    # Process arguments
    while true; do
        case "${1}" in

            -p)
                pidfile="${2}"
                shift 2
                ;;

            *)
                program="${1}"
                if [ -n "${2}" ]; then
                    # Too many arguments
                    # Since this is status, return unknown
                    return 4
                else
                    break
                fi
                ;;
        esac
    done

    # If a PID file is not specified, try and find one.
    if [ -z "${pidfile}" ]; then
        # Get the program's basename
        prefix=`echo "${program}" | sed 's/[^/]*$//'`

        if [ -z "${prefix}" ]; then 
           progname="${program}"
        else
           progname=`echo "${program}" | sed "s@${prefix}@@"`
        fi

        # If a PID file exists with that name, assume that is it.
        if [ -e "/var/run/${progname}.pid" ]; then
            pidfile="/var/run/${progname}.pid"
        fi
    fi

    # If a PID file is set and exists, use it.
    if [ -n "${pidfile}" -a -e "${pidfile}" ]; then

        # Use the value in the first line of the pidfile
        pidlist=`/bin/head -n1 "${pidfile}"`
        # This can optionally be written as 'sed 1q' to repalce 'head -n1'
        # should LFS move /bin/head to /usr/bin/head
    else
        # Use pidof
        pidlist=`pidof "${program}"`
    fi

    # Figure out if all listed PIDs are running.
    for pid in ${pidlist}; do
        kill -0 ${pid} 2> /dev/null

        if [ "${?}" -eq "0" ]; then
            lpids="${lpids}${pid} "
        else
            exitstatus="1"
        fi
    done

    if [ -z "${lpids}" -a ! -f "${pidfile}" ]; then
        return 3
    else
        echo "${lpids}"
        return "${exitstatus}"
    fi
}

################################################################################
# statusproc()                                                                 #
# Usage: statusproc [-p pidfile] pathname                                      #
#                                                                              #
# Purpose: This function prints the status of a particular daemon to stdout    #
#                                                                              #
# Inputs: -p pidfile, use the specified pidfile instead of pidof               #
#         pathname, path to the specified program                              #
#                                                                              #
# Return values:                                                               #
#       0 - Status printed                                                     #
#       1 - Input error. The daemon to check was not specified.                #
################################################################################
statusproc()
{
   local pidfile
   local pidlist

   if [ "${#}" = "0" ]; then
      echo "Usage: statusproc [-p pidfle] {program}"
      exit 1
   fi

   # Process arguments
   while true; do
       case "${1}" in

           -p)
               pidfile="${2}"
               shift 2
               ;;

           *)
               if [ -n "${2}" ]; then
                   echo "Too many arguments"
                   return 1
               else
                   break
               fi
               ;;
       esac
   done

   if [ -n "${pidfile}" ]; then
      pidlist=`pidofproc -p "${pidfile}" $@`
   else
      pidlist=`pidofproc $@`
   fi

   # Trim trailing blanks
   pidlist=`echo "${pidlist}" | sed -r 's/ +$//'`

   base="${1##*/}"

   if [ -n "${pidlist}" ]; then
      /bin/echo -e "${INFO}${base} is running with Process" \
         "ID(s) ${pidlist}.${NORMAL}"
   else
      if [ -n "${base}" -a -e "/var/run/${base}.pid" ]; then
         /bin/echo -e "${WARNING}${1} is not running but" \
            "/var/run/${base}.pid exists.${NORMAL}"
      else
         if [ -n "${pidfile}" -a -e "${pidfile}" ]; then
            /bin/echo -e "${WARNING}${1} is not running" \
               "but ${pidfile} exists.${NORMAL}"
         else
            /bin/echo -e "${INFO}${1} is not running.${NORMAL}"
         fi
      fi
   fi
}

################################################################################
# timespec()                                                                   #
#                                                                              #
# Purpose: An internal utility function to format a timestamp                  #
#          a boot log file.  Sets the STAMP variable.                          #
#                                                                              #
# Return value: Not used                                                       #
################################################################################
timespec()
{
   STAMP="$(echo `date +"%b %d %T %:z"` `hostname`) "
   return 0
}

################################################################################
# log_success_msg()                                                            #
# Usage: log_success_msg ["message"]                                           #
#                                                                              #
# Purpose: Print a successful status message to the screen and                 #
#          a boot log file.                                                    #
#                                                                              #
# Inputs: $@ - Message                                                         #
#                                                                              #
# Return values: Not used                                                      #
################################################################################
log_success_msg()
{
    if [ "$verbose"  == "no" ]; then 
      return 0
    fi
    /bin/echo -n -e "${BMPREFIX}${@}"
    /bin/echo -e "${CURS_ZERO}${SUCCESS_PREFIX}${SET_COL}${SUCCESS_SUFFIX}"

    # Strip non-printable characters from log file
    logmessage=`echo "${@}" | sed 's/\\\033[^a-zA-Z]*.//g'`

    timespec
    /bin/echo -e "${STAMP} ${logmessage} OK" >> ${BOOTLOG}
    
    return 0
}

log_success_msg2()
{
    if [ "$verbose"  == "no" ]; then 
      return 0
    fi
    /bin/echo -n -e "${BMPREFIX}${@}"
    /bin/echo -e "${CURS_ZERO}${SUCCESS_PREFIX}${SET_COL}${SUCCESS_SUFFIX}"

    echo " OK" >> ${BOOTLOG}
    
    return 0
}

################################################################################
# log_failure_msg()                                                            #
# Usage: log_failure_msg ["message"]                                           #
#                                                                              #
# Purpose: Print a failure status message to the screen and                    #
#          a boot log file.                                                    #
#                                                                              #
# Inputs: $@ - Message                                                         #
#                                                                              #
# Return values: Not used                                                      #
################################################################################
log_failure_msg()
{
    /bin/echo -n -e "${BMPREFIX}${@}"
    /bin/echo -e "${CURS_ZERO}${FAILURE_PREFIX}${SET_COL}${FAILURE_SUFFIX}"

    # Strip non-printable characters from log file

    timespec
    logmessage=`echo "${@}" | sed 's/\\\033[^a-zA-Z]*.//g'`
    /bin/echo -e "${STAMP} ${logmessage} FAIL" >> ${BOOTLOG}
    
    return 0
}

log_failure_msg2()
{
    /bin/echo -n -e "${BMPREFIX}${@}"
    /bin/echo -e "${CURS_ZERO}${FAILURE_PREFIX}${SET_COL}${FAILURE_SUFFIX}"

    echo "FAIL" >> ${BOOTLOG}
    
    return 0
}

################################################################################
# log_warning_msg()                                                            #
# Usage: log_warning_msg ["message"]                                           #
#                                                                              #
# Purpose: Print a warning status message to the screen and                    #
#          a boot log file.                                                    #
#                                                                              #
# Return values: Not used                                                      #
################################################################################
log_warning_msg()
{
    /bin/echo -n -e "${BMPREFIX}${@}"
    /bin/echo -e "${CURS_ZERO}${WARNING_PREFIX}${SET_COL}${WARNING_SUFFIX}"

    # Strip non-printable characters from log file
    logmessage=`echo "${@}" | sed 's/\\\033[^a-zA-Z]*.//g'`
    timespec
    /bin/echo -e "${STAMP} ${logmessage} WARN" >> ${BOOTLOG}
    
    return 0
}

################################################################################
# log_info_msg()                                                               #
# Usage: log_info_msg message                                                  #
#                                                                              #
# Purpose: Print an information message to the screen and                      #
#          a boot log file.  Does not print a trailing newline character.      #
#                                                                              #
# Return values: Not used                                                      #
################################################################################
log_info_msg()
{
    if [ "$verbose"  == "no" ]; then 
       return 0
    fi
    /bin/echo -n -e "${BMPREFIX}${@}"

    # Strip non-printable characters from log file
    logmessage=`echo "${@}" | sed 's/\\\033[^a-zA-Z]*.//g'`
    timespec
    /bin/echo -n -e "${STAMP} ${logmessage}" >> ${BOOTLOG}
    
    return 0
}

log_info_msg2()
{
    if [ "$verbose"  == "no" ] ; then 
       return 0
    fi
    /bin/echo -n -e "${@}"

    # Strip non-printable characters from log file
    logmessage=`echo "${@}" | sed 's/\\\033[^a-zA-Z]*.//g'`
    /bin/echo -n -e "${logmessage}" >> ${BOOTLOG}
    
    return 0
}

################################################################################
# evaluate_retval()                                                            #
# Usage: Evaluate a return value and print success or failyure as appropriate  #
#                                                                              #
# Purpose: Convenience function to terminate an info message                   #
#                                                                              #
# Return values: Not used                                                      #
################################################################################
evaluate_retval()
{
   
   local error_value="${?}"

   if [ ${error_value} = 0 ]; then
      if [ "$verbose" != "no" ]; then
        log_success_msg2
      fi
   else
      log_failure_msg2
   fi
}

################################################################################
# check_signal()                                                               #
# Usage: check_signal [ -{signal} | {signal} ]                                 #
#                                                                              #
# Purpose: Check for a valid signal.  This is not defined by any LSB draft,    #
#          however, it is required to check the signals to determine if the    #
#          signals chosen are invalid arguments to the other functions.        #
#                                                                              #
# Inputs: Accepts a single string value in the form or -{signal} or {signal}   #
#                                                                              #
# Return values:                                                               #
#       0 - Success (signal is valid                                           #
#       1 - Signal is not valid                                                #
################################################################################
check_signal()
{
    local valsig

    # Add error handling for invalid signals
    valsig="-ALRM -HUP -INT -KILL -PIPE -POLL -PROF -TERM -USR1 -USR2"
    valsig="${valsig} -VTALRM -STKFLT -PWR -WINCH -CHLD -URG -TSTP -TTIN"
    valsig="${valsig} -TTOU -STOP -CONT -ABRT -FPE -ILL -QUIT -SEGV -TRAP"
    valsig="${valsig} -SYS -EMT -BUS -XCPU -XFSZ -0 -1 -2 -3 -4 -5 -6 -8 -9"
    valsig="${valsig} -11 -13 -14 -15"

    echo "${valsig}" | grep -- " ${1} " > /dev/null

    if [ "${?}" -eq "0" ]; then
        return 0
    else
        return 1
    fi
}

################################################################################
# check_sig_type()                                                             #
# Usage: check_signal [ -{signal} | {signal} ]                                 #
#                                                                              #
# Purpose: Check if signal is a program termination signal or a control signal #
#          This is not defined by any LSB draft, however, it is required to    #
#          check the signals to determine if they are intended to end a        #
#          program or simply to control it.                                    #
#                                                                              #
# Inputs: Accepts a single string value in the form or -{signal} or {signal}   #
#                                                                              #
# Return values:                                                               #
#       0 - Signal is used for program termination                             #
#       1 - Signal is used for program control                                 #
################################################################################
check_sig_type()
{
    local valsig

    # The list of termination signals (limited to generally used items)
    valsig="-ALRM -INT -KILL -TERM -PWR -STOP -ABRT -QUIT -2 -3 -6 -9 -14 -15"

    echo "${valsig}" | grep -- " ${1} " > /dev/null

    if [ "${?}" -eq "0" ]; then
        return 0
    else
        return 1
    fi
}

################################################################################
# wait_for_user()                                                              #
#                                                                              #
# Purpose: Wait for the user to respond if not a headless system               #
#                                                                              #
################################################################################
wait_for_user()
{
   # Wait for the user by default
   if [ "${HEADLESS=0}" = "0" ]; then
	   read -t 15 ENTER || echo " TIMEOUT" >> ${BOOTLOG}
   fi
   return 0
}

################################################################################
# is_true()                                                                    #
#                                                                              #
# Purpose: Utility to test if a variable is true | yes | 1                     #
#                                                                              #
################################################################################
is_true()
{
   [ "$1" = "1" ] || [ "$1" = "yes" ] || [ "$1" = "true" ] ||  [ "$1" = "y" ] ||
   [ "$1" = "t" ]
}
################################################################################
# create_files()                                                               #
#                                                                              #
#  Purpose: create files from ${name}, ${maj}, ${min}, ${usr}, ${grp}, ${perm} #
#                             ${type} ${dtype}                                 #
################################################################################
create_files()
{
   # Input to file descriptor 9 and output to stdin (redirection)
   exec 9>&0 < /etc/sysconfig/createfiles

   while read name type perm usr grp dtype maj min junk
   do
      # Ignore comments and blank lines.
      case "${name}" in
         ""|\#*) continue ;;
      esac

      # Ignore existing files.
      if [ ! -e "${name}" ]; then
         # Create stuff based on its type.
         case "${type}" in
            dir)
               mkdir "${name}"
               ;;
            file)
               :> "${name}"
               ;;
            dev)
               case "${dtype}" in
                  char)
                     mknod "${name}" c ${maj} ${min}
                     ;;
                  block)
                     mknod "${name}" b ${maj} ${min}
                     ;;
                  pipe)
                     mknod "${name}" p
                     ;;
                  *)
                     log_warning_msg "\nUnknown device type: ${dtype}"
                     ;;
               esac
               ;;
            *)
               log_warning_msg "\nUnknown type: ${type}"
               continue
               ;;
         esac
      fi
      # Set up the permissions, too even if it exist allready
      chown ${usr}:${grp} "${name}"
      chmod ${perm} "${name}"
   done

   # Close file descriptor 9 (end redirection)
   exec 0>&9 9>&-
   return 0
}
################################################################################
# do_mount_virtualfs()                                                         #
#                                                                              #
# Purpose: first mounting process, all the virtual system must be mounted      #
# prior anything                                                               #
#                                                                              #
################################################################################
do_mount_virtualfs()
{
        if ! mountpoint /run >/dev/null; then
                mount /run || failed=1
        fi
        mkdir -p /run/lock /run/shm
        chmod 1777 /run/shm
        log_info_msg "Mounting virtual file systems: ${INFO}/run"
        if ! mountpoint /proc >/dev/null; then
                log_info_msg2 " ${INFO}/proc"
                mount -o nosuid,noexec,nodev /proc || failed=1
        fi
        if ! mountpoint /sys >/dev/null; then
                log_info_msg2 " ${INFO}/sys"
                mount -o nosuid,noexec,nodev /sys || failed=1
        fi
        if ! mountpoint /dev >/dev/null; then
                log_info_msg2 " ${INFO}/dev"
                mount -o mode=0755,nosuid /dev  || failed=1
        fi
        ln -sfn /run/shm /dev/shm
	(exit ${failed})
	evaluate_retval
}
################################################################################
# do_start_localnet() do_stop_localnet()                                       #
#                                                                              #
# Purpose: Sets the hostname of the machine and starts the                     #
#          loopback interface.                                                 #
################################################################################
do_start_localnet()
{
  [ -r /etc/sysconfig/network ] && . /etc/sysconfig/network
  [ -r /etc/hostname ] && HOSTNAME=`cat /etc/hostname`
  log_info_msg "Bringing up the loopback interface..."
  ip addr add 127.0.0.1/8 label lo dev lo
  ip link set lo up
  evaluate_retval

  log_info_msg "Setting hostname to ${HOSTNAME}..."
  hostname ${HOSTNAME}
  evaluate_retval
}
do_stop_localnet()
{
  log_info_msg "Bringing down the loopback interface..."
  ip link set lo down
  evaluate_retval
}
################################################################################
# do_load_modules()                                                            #
#                                                                              #
# Purpose: Module auto-loading function                                        #
#                                                                              #
################################################################################
do_load_modules()
{
  # Assure that the kernel has module support.
  [ -e /proc/modules ] || return 0
  for FILE in /etc/sysconfig/modules /etc/sysconfig/modules.d/*.conf
  do
   [ ! -f $FILE ] && continue
   # Continue with next if there's no modules file or there are no
   # valid entries
   [ -r $FILE ] || continue
   egrep -qv '^($|#)' $FILE || continue
   log_info_msg "Loading modules:"
   break
  done
  for FILE in /etc/sysconfig/modules /etc/sysconfig/modules.d/*.conf
    do
     [ ! -f $FILE ] && continue
     [ -r $FILE ] || continue
     egrep -qv '^($|#)' $FILE || continue


     while read module args; do
         # Ignore comments and blank lines.
         case "$module" in
          ""|"#"*) continue ;;
         esac

         # Attempt to load the module, passing any arguments provided.
         modprobe ${module} ${args} >/dev/null

         # Print the module name if successful, otherwise take note.
         if [ $? -eq 0 ]; then
           log_info_msg2 " ${module}"
         else
          failedmod="${failedmod} ${module}"
         fi
     done < $FILE
  done
 # fi
  # Print a message about successfully loaded modules on the correct line.
  log_success_msg2

  # Print a failure message with a list of any modules that
  # may have failed to load.
  if [ -n "${failedmod}" ]; then
     log_failure_msg "Failed to load modules:${failedmod}"
  fi
  return 0
}
################################################################################
# do_start_udev do_stop_udev                                                   #
#                                                                              #
# Purpose: Udev cold-plugging start and shutdown functions                     #
#                                                                              #
################################################################################

do_start_udev()
{
  log_info_msg "Populating /dev with device nodes... "
  if ! grep -q '[[:space:]]sysfs' /proc/mounts; then
     log_failure_msg2
     msg="FAILURE:\n\nUnable to create "
     msg="${msg}devices without a SysFS filesystem\n\n"
     msg="${msg}After you press Enter, this system "
     msg="${msg}will be halted and powered off.\n\n"
     log_info_msg "$msg"
     log_info_msg "Press Enter to continue..."
     wait_for_user
     /etc/rc.d/init.d/halt stop
  fi

  # Udev handles uevents itself, so we don't need to have
  # the kernel call out to any binary in response to them
  [ -f /proc/sys/kernel/hotplug ] && echo > /proc/sys/kernel/hotplug

  # Start the udev daemon to continually watch for, and act on,
  # uevents
  /lib/systemd/systemd-udevd --daemon --resolve-names=never

  # Now traverse /sys in order to "coldplug" devices that have
  # already been discovered
  /bin/udevadm trigger --action=add    --type=subsystems
  /bin/udevadm trigger --action=add    --type=devices
  /bin/udevadm trigger --action=change --type=devices

  # Now wait for udevd to process the uevents we triggered
  if ! is_true "$OMIT_UDEV_SETTLE"; then
     /bin/udevadm settle
  fi

  # If any LVM based partitions are on the system, ensure they
  # are activated so they can be used.
  if [ -x /sbin/vgchange ]; then /sbin/vgchange -a y >/dev/null; fi

  log_success_msg2
}
do_stop_udev()
{
  udevadm control --exit
  udevadm info --cleanup-db

}
################################################################################
# do_start_clock() do_stop_clock()                                             #
#                                                                              #
# Purpose: On boot, system time is obtained from hwclock.  The                 #
#          hardware clock can also be set on shutdown.                         #
################################################################################
do_start_clock()
{
   [ -r /etc/sysconfig/clock ] && . /etc/sysconfig/clock
   case "${UTC}" in
    yes|true|1)
      CLOCKPARAMS="${CLOCKPARAMS} --utc"
      CLOCKMODE="utc"
      ;;

    no|false|0)
      CLOCKPARAMS="${CLOCKPARAMS} --localtime"
      CLOCKMODE="localtime"
      ;;

   esac
   hwclock --hctosys ${CLOCKPARAMS} >/dev/null
   log_info_msg "Setting hardware clock to ${CLOCKMODE}..."
   evaluate_retval
}
do_stop_clock()
{
   log_info_msg "Setting hardware clock..."
   hwclock --systohc ${CLOCKPARAMS} >/dev/null
   evaluate_retval
}
################################################################################
# do_start_checkfs()                                                           #
#                                                                              #
# Purpose:         Checks local filesystmes before mounting.                   #
#                                                                              #
################################################################################
do_start_checkfs()
{
   if [ -f /fastboot ]; then
     msg="/fastboot found, will omit "
     msg="${msg} file system checks as requested.\n"
     log_info_msg "${msg}"
     return 0
   fi

   log_info_msg "Mounting root file system in read-only mode... "
   mount -n -o remount,ro / >/dev/null

   if [ ${?} != 0 ]; then
     log_failure_msg2
     msg="\n\nCannot check root "
     msg="${msg}filesystem because it could not be mounted "
     msg="${msg}in read-only mode.\n\n"
     msg="${msg}After you press Enter, this system will be "
     msg="${msg}halted and powered off.\n\n"
     log_failure_msg "${msg}"

     log_info_msg "Press Enter to continue..."
     wait_for_user
     /etc/rc.d/init.d/halt stop
   else
     log_success_msg2
   fi

   if [ -f /forcefsck ]; then
     msg="\n/forcefsck found, forcing file"
     msg="${msg} system checks as requested."
     log_success_msg "$msg"
     options="-f"
   else
     options=""
   fi

   log_info_msg "Checking file systems..."
   # Note: -a option used to be -p; but this fails e.g. on fsck.minix
   if is_true "$VERBOSE_FSCK"; then
     fsck ${options} -a -A -C -T
   else
     fsck ${options} -a -A -C -T >/dev/null
   fi

   error_value=${?}

   if [ "${error_value}" = 0 ]; then
     log_success_msg2
   fi

   if [ "${error_value}" = 1 ]; then
     msg="\nWARNING:\n\nFile system errors "
     msg="${msg}were found and have been corrected.\n"
     msg="${msg}You may want to double-check that "
     msg="${msg}everything was fixed properly."
     log_warning_msg "$msg"
   fi

   if [ "${error_value}" = 2 -o "${error_value}" = 3 ]; then
     msg="\nWARNING:\n\nFile system errors "
     msg="${msg}were found and have been been "
     msg="${msg}corrected, but the nature of the "
     msg="${msg}errors require this system to be rebooted.\n\n"
     msg="${msg}After you press enter, "
     msg="${msg}this system will be rebooted\n\n"
     log_failure_msg "$msg"

     log_info_msg "Press Enter to continue..."
     wait_for_user
     reboot -f
   fi
   if [ "${error_value}" -gt 3 -a "${error_value}" -lt 16 ]; then
     msg="\nFAILURE:\n\nFile system errors "
     msg="${msg}were encountered that could not be "
     msg="${msg}fixed automatically.  This system "
     msg="${msg}cannot continue to boot and will "
     msg="${msg}therefore be halted until those "
     msg="${msg}errors are fixed manually by a "
     msg="${msg}System Administrator.\n\n"
     msg="${msg}After you press Enter, this system will be "
     msg="${msg}halted and powered off.\n\n"
     log_failure_msg "$msg"

     log_info_msg "Press Enter to continue..."
     wait_for_user
     /etc/rc.d/init.d/halt stop
   fi

   if [ "${error_value}" -ge 16 ]; then
     msg="\nFAILURE:\n\nUnexpected Failure "
     msg="${msg}running fsck.  Exited with error "
     msg="${msg} code: ${error_value}."
     log_failure_msg $msg
     return ${error_value}
   fi

   return 0
}
do_start_mountfs()
{
  log_info_msg "Remounting root file system in read-write mode..."
  mount -o remount,rw / >/dev/null
  evaluate_retval

  # Remove fsck-related file system watermarks.
  rm -f /fastboot /forcefsck

  # Make sure /dev/pts exists
  mkdir -p /dev/pts

  # This will mount all filesystems that do not have _netdev in
  # their option list.  _netdev denotes a network filesystem.

  log_info_msg "Mounting remaining file systems..."
  mount -a -O no_netdev >/dev/null
  evaluate_retval
  return $failed

}
do_stop_mountfs()
{
  KILLDELAY=0
  # Don't unmount virtual file systems like /run
  log_info_msg "Unmounting all other currently mounted file systems..."
  while \
   [ $KILLDELAY -lt 3 ] && \
   ! umount -a -d -r -t notmpfs,nosysfs,nodevtmpfs,noproc,nodevpts >/dev/null
  do
    evaluate_retval
	KILLDELAY=$((KILLDELAY+1))
	do_stop_sendsignals
  done
  evaluate_retval
  sync
  KILLDELAY=0
  # Make sure / is mounted read only (umount bug)
  log_info_msg "Remonting root file system in read-only mode..."
  while \
   [ $KILLDELAY -lt 3 ] && \
   ! mount -o remount,ro /
  do
     evaluate_retval
     KILLDELAY=$((KILLDELAY+1))
     do_stop_sendsignals
  done
  evaluate_retval

  # Make all LVM volume groups unavailable, if appropriate
  # This fails if swap or / are on an LVM partition
  #if [ -x /sbin/vgchange ]; then /sbin/vgchange -an > /dev/null; fi
}
do_start_cleanfs()
{
  log_info_msg "Cleaning file systems:"

  if [ "${SKIPTMPCLEAN}" = "" ]; then
    log_info_msg2 " /tmp"
    chmod 1777 /tmp
    cd /tmp &&
    find . -xdev -mindepth 1 ! -name lost+found -delete || failed=1
  fi

   > /var/run/utmp

  if grep -q '^utmp:' /etc/group ; then
    chmod 664 /var/run/utmp
    chgrp utmp /var/run/utmp
  fi

  (return ${failed})
  evaluate_retval

  if egrep -qv '^(#|$)' /etc/sysconfig/createfiles 2>/dev/null; then
    log_info_msg "Creating files and directories... "
    create_files      # Always returns 0
    evaluate_retval
  fi

  return $failed
}
###############################################################################
# do_start_udev_retry()                                                       #
# Description: Replays any failed uevents that were skipped due to            #
#              slow hardware initialization, and creates those needed         #
#              device nodes                                                   #
###############################################################################
do_start_udev_retry()
{
  log_info_msg "Retrying failed uevents, if any..."

  # As of udev-186, the --run option is no longer valid
  #rundir=$(/sbin/udevadm info --run)
  rundir=/run/udev
  # From Debian: "copy the rules generated before / was mounted
  # read-write":

  for file in ${rundir}/tmp-rules--*; do
    dest=${file##*tmp-rules--}
    [ "$dest" = '*' ] && break
    cat $file >> /etc/udev/rules.d/$dest
    rm -f $file
  done

  # Re-trigger the uevents that may have failed,
  # in hope they will succeed now
  /bin/sed -e 's/#.*$//' /etc/sysconfig/udev_retry | /bin/grep -v '^$' | \
  while read line ; do
    for subsystem in $line ; do
      /bin/udevadm trigger --subsystem-match=$subsystem --action=add
    done
  done

  # Now wait for udevd to process the uevents we triggered
  if ! is_true "$OMIT_UDEV_RETRY_SETTLE"; then
    /bin/udevadm settle
  fi

  evaluate_retval
}
################################################################################
# do_start_swap() do_stop_swap()                                               #
#                                                                              #
# Description: Mounts and unmounts swap partitions defined in                  #
#              /etc/fstab.                                                     #
################################################################################
do_start_swap()
{
  log_info_msg "Activating all swap files/partitions..."
  swapon -a
  evaluate_retval
}
do_stop_swap()
{
  log_info_msg "Deactivating all swap files/partitions..."
  swapoff -a
  evaluate_retval
}
do_start_console()
{
  failed=0
  [ -r /etc/sysconfig/console ] && . /etc/sysconfig/console

  # See if we need to do anything
  if [ -z "${KEYMAP}"         ] && [ -z "${KEYMAP_CORRECTIONS}" ] &&
     [ -z "${FONT}"           ] && [ -z "${LEGACY_CHARSET}"     ] &&
     ! is_true "${UNICODE}"; then
    return 0
  fi

  # There should be no bogus failures below this line!
  log_info_msg "Setting up Linux console..."

  # Figure out if a framebuffer console is used
  [ -d /sys/class/graphics/fb0 ] && use_fb=1 || use_fb=0

  # Figure out the command to set the console into the
  # desired mode
  is_true "${UNICODE}" &&
  MODE_COMMAND="echo -en '\033%G' && kbd_mode -u" ||
  MODE_COMMAND="echo -en '\033%@\033(K' && kbd_mode -a"

  # On framebuffer consoles, font has to be set for each vt in
  # UTF-8 mode. This doesn't hurt in non-UTF-8 mode also.

  ! is_true "${use_fb}" || [ -z "${FONT}" ] ||
    MODE_COMMAND="${MODE_COMMAND} && setfont ${FONT}"

  # Apply that command to all consoles mentioned in
  # /etc/inittab. Important: in the UTF-8 mode this should
  # happen before setfont, otherwise a kernel bug will
  # show up and the unicode map of the font will not be
  # used.

  for TTY in `grep '^[^#].*respawn:/sbin/agetty' /etc/inittab |
     grep -o '\btty[[:digit:]]*\b'`
   do
     openvt -f -w -c ${TTY#tty} -- \
       /bin/sh -c "${MODE_COMMAND}" || failed=1
   done

  # Set the font (if not already set above) and the keymap
  [ "${use_fb}" == "1" ] || [ -z "${FONT}" ] || setfont $FONT || failed=1

  [ -z "${KEYMAP}" ] ||
    loadkeys ${KEYMAP} >/dev/null 2>&1 ||
    failed=1

  [ -z "${KEYMAP_CORRECTIONS}" ] ||
    loadkeys ${KEYMAP_CORRECTIONS} >/dev/null 2>&1 ||
    failed=1

  # Convert the keymap from $LEGACY_CHARSET to UTF-8
  [ -z "$LEGACY_CHARSET" ] ||
     dumpkeys -c "$LEGACY_CHARSET" | loadkeys -u >/dev/null 2>&1 ||
     failed=1

  # If any of the commands above failed, the trap at the
  # top would set $failed to 1
  ( return $failed )
  evaluate_retval

  return $failed
}
################################################################################
# do_start_sysctl()                                                            #
#                                                                              #
# Description : File uses /etc/sysctl.conf to set kernel runtime               #
#                                                                              #
################################################################################
do_start_sysctl()
{
  if [ -f "/etc/sysctl.conf" ]; then
    log_info_msg "Setting kernel runtime parameters..."
    sysctl -q -p
    evaluate_retval
  fi
}
################################################################################
# do_start_network()                                                           #
#                                                                              #
# Description: Start the network depending on what's available nothing, wicd   #
# or networkmanager                                                            #
#                                                                              #
################################################################################
do_config_network()
{
NETWORKCONFIG_FILE="/etc/sysconfig/network"
  if [ ! -f /etc/sysconfig/network ]; then
    cat > ${NETWORKCONFIG_FILE} << "EOF"
HOSTNAME='nutyx'
MANAGER='cli'
EOF
fi

# Network configuration
. ${NETWORKCONFIG_FILE}

NM_PIDFILE="/var/run/NetworkManager.pid"
WICD_PIDFILE="/var/run/wicd/wicd.pid"

if [ "${MANAGER}" == "" ]; then
  MANAGER="cli"
  if [ -f /usr/sbin/NetworkManager ]; then
     MANAGER="networkmanager"
  fi
  if [ -f /usr/bin/wicd ]; then
     MANAGER="wicd"
  fi
fi

}
do_start_network()
{
   do_config_network
   case "${MANAGER}" in
      networkmanager)
         if [ -f /usr/sbin/NetworkManager ]; then
            if [ ! -d /var/run/NetworkManager ]; then
               install -d -o root -g root -m 755 /var/run/NetworkManager
            fi
            log_info_msg "Starting NetworkManager daemon..."
            start_daemon /usr/sbin/NetworkManager
            if [ "${NETWORKWAIT}" == "yes" ]; then
               [ -z "${LINKDELAY}" ] && LINKDELAY=10
               log_info_msg "Waiting for network..."
               nm-online -q --timeout=$LINKDELAY || nm-online -q -x --timeout=30
               [ "$?" = "0" ] && log_success_msg "Network startup" || log_failure_msg "Network startup"
               [ -n "${NETWORKDELAY}" ] && /bin/sleep ${NETWORKDELAY}
            fi
            evaluate_retval
         else
            echo "the package networkmanager seems not to be install"
            echo "check the ${NETWORKCONFIG_FILE} file"
         fi
      ;;
      wicd)
         if [ -f /usr/bin/wicd ]; then
            if [ -e $WICD_PIDFILE ]; then
               echo "Wicd appears to already be running"
               echo "If this is NOT the case, then remove"
               echo "$WICD_PIDFILE, check the ${NETWORKCONFIG_FILE} file"
               echo "and try again"
            else
               log_info_msg "Starting the wicd Daemon..."
               start_daemon /usr/bin/wicd 1>/dev/null
               evaluate_retval
               if grep -v ^# /etc/fstab | grep _netdev > /dev/null; then
                    while ! grep "nameserver" /etc/resolv.conf ;
                        do
                            if [ $NETWORKDELAY -gt 0 ]; then
                               sleep 1
                               echo -n .
                               let NETWORKDELAY=$NETWORKDELAY-1
                               if [ $NETWORKDELAY -lt 1 ]; then
                                   log_failure_msg2 "Time out"
                                   exit 1
                               fi
                            fi
                        done
                        log_success_msg2 "Network successfully configured..."
               fi
            fi
         else
            echo "the package wicd seems not to be install"
            echo "check the ${NETWORKCONFIG_FILE} file"
         fi
      ;;
      cli)
         # Start all network interfaces
         for file in /etc/sysconfig/ifconfig.*
         do
            interface=${file##*/ifconfig.}
            # Skip if $file is * (because nothing was found)
            if [ "${interface}" = "*" ]; then
               continue
            fi
            if [ -f /etc/wpa_supplicant.conf.${interface} ] && [ -x /sbin/wpa_supplicant ]; then
               wpa_supplicant -B -c/etc/wpa_supplicant.conf.${interface} -i${interface} \
               -P /var/run/wpa_supplicant.${interface}
               sleep 2
            fi
            /sbin/ifup ${interface}
         done
         evaluate_retval
      ;;
   esac
}

do_stop_network()
{
   do_config_network
   case "${MANAGER}" in
      networkmanager)
         if [ -f /usr/sbin/NetworkManager ]; then
            log_info_msg "Stopping NetworkManager daemon..."
            killproc /usr/sbin/NetworkManager
            evaluate_retval
         else
            echo "the package networkmanager seems not to be install"
            echo "check the ${NETWORKCONFIG_FILE} file"
         fi
      ;;
      wicd)
         if [ -e $WICD_PIDFILE ]; then
            log_info_msg "Stopping the wicd Daemon..."
            wicd-cli -xyz 1>/dev/null
            kill $(cat $WICD_PIDFILE)
            evaluate_retval
         else
            echo "wicd appears not to be running..."
            echo "check the ${NETWORKCONFIG_FILE} file"
         fi
      ;;
      cli)
         # Reverse list
         net_files=""
         for file in  /etc/sysconfig/ifconfig.*
         do
             net_files="${file} ${net_files}"
         done

         # Stop all network interfaces
         for file in ${net_files}
         do
             interface=${file##*/ifconfig.}

             # Skip if $file is * (because nothing was found)
             if [ "${interface}" = "*" ]; then
                 continue
             fi
             /sbin/ifdown ${interface}
             if [ -f /var/run/wpa_supplicant.${interface} ]; then
                 kill `cat /var/run/wpa_supplicant.${interface}`
             fi
         done
         evaluate_retval
      ;;
   esac
}
################################################################################
# do_start_sysklogd()                                                          #
#                                                                              #
# Description: Starts kernel and system log daemons.                           #
# Recommended: sysklogd is not started in runlevel 2 due to possible           #
# remote logging configurations                                                #
################################################################################
do_start_sysklogd()
{
	log_info_msg "Starting system log daemon..."
	parms=${SYSKLOGD_PARMS-'-m 0'}
	start_daemon /sbin/syslogd $parms
	evaluate_retval

	log_info_msg "Starting kernel log daemon..."
	start_daemon /sbin/klogd
	evaluate_retval
}
do_stop_sysklogd()
{
	log_info_msg "Stopping kernel log daemon..."
	killproc /sbin/klogd
	evaluate_retval

	log_info_msg "Stopping system log daemon..."
	killproc /sbin/syslogd
	evaluate_retval
}
do_status_sysklogd()
{
	statusproc /sbin/syslogd
	statusproc klogd
}
do_reload_syslogs()
{
	log_info_msg "Reloading system log daemon config file..."
	pid=`pidofproc syslogd`
	kill -HUP "${pid}"
	evaluate_retval
}
do_cleanup_syslogs()
{
	log_info_msg "Cleanup logs..."
	for file in sys daemon kern mail auth user boot cron
	do
	if [ -f /var/log/$file.log ]; then
		mv /var/log/$file.log{,.old}
		touch /var/log/$file.log
	fi
	done
	mv /var/log/wtmp{,.old}
	touch /var/log/wtmp
	evaluate_retval
}
################################################################################
# do_stop_send_signals()                                                       #
#                                                                              #
# Description: Sendsignals to kill everything      .                           #
################################################################################
do_stop_sendsignals()
{
	log_info_msg "Sending all processes the TERM signal..."
	killall5 -15
	error_value=${?}

	sleep ${KILLDELAY}

	if [ "${error_value}" = 0 -o "${error_value}" = 2 ]; then
		log_success_msg
	else
		log_failure_msg
	fi

	log_info_msg "Sending all processes the KILL signal..."
	killall5 -9
	error_value=${?}

	sleep ${KILLDELAY}

	if [ "${error_value}" = 0 -o "${error_value}" = 2 ]; then
		log_success_msg
	else
		log_failure_msg
	fi
}
################################################################################
# print_file_system()                                                          #
#                                                                              #
# Purpose: printout the file system of the partition passed as argument        #
#                                                                              #
# Return value:                                                                #
#           - the file system name                                             #
#           - "no" if not found                                                #
################################################################################
print_file_system() {

  local PI FS
  PI=`/sbin/blkid ${1}`
  for param in $PI; do
    case $param in TYPE=*)
      FS=`echo ${param#TYPE=}|sed s/\"//g`;;
    esac
  done
  if [ "$FS" == "" ]; then
    echo "no"
  else
    echo $FS
  fi
}
# End /lib/services/init-functions
